Running > Accessories > Headwear Brand: Ronhill Clothes and accessories made using Thermalite fabric are designed to offer warmth and help regulate body temperature. Thermalite is knitted fabric that works to help regulate your core temperature as it warms up through activity and exercise, this fabric is soft and feels smooth on your skin.This beanie is lightweight and breathable for great comfort as you run, and it also features reflective features for added safety. £14.99 Add to my Running bag